Home / 756,804.32-1,044,388.68-417,273.56

Finding the Fourth Proportional to 756,804.32, 1,044,388.68 and 417,273.56

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Solution

The fourth proportional to 756,804.32, 1,044,388.68 and 417,273.56 is: 575,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,804.32 : 1,044,388.68 = 417,273.56 : x
  2. Step 2: Convert to fraction form
    756,804.32/1,044,388.68 = 417,273.56/x
  3. Step 3: Cross multiply
    756,804.32x = 1,044,388.68 × 417,273.56
  4. Step 4: Simplify right side
    756,804.32x = 435,795,782,527.30
  5. Step 5: Solve for x
    x = 435,795,782,527.30/756,804.32
  6. Step 6: Final answer
    x = 575,836.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.